Hi Marian-Cristian
On Wed, Jan 29, 2020 at 05:01:58PM +0000, Marian-Cristian Rotariu wrote:
> EDT ET043080DH6-GP is a 4.3" WQVGA 480x272 RGB LCD panel used on the iWave
> Generic SODIMM Development Platform.
>
> Signed-off-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@xxxxxxxxxxxxxx>
> Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/panel/panel-simple.c | 33 +++++++++++++++++++++++++++++++++
> 1 file changed, 33 insertions(+)
>
> diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
> index 5d48768..aa64790 100644
> --- a/drivers/gpu/drm/panel/panel-simple.c
> +++ b/drivers/gpu/drm/panel/panel-simple.c
> @@ -1268,6 +1268,36 @@ static const struct panel_desc edt_et035012dm6 = {
> .bus_flags = DRM_BUS_FLAG_DE_LOW | DRM_BUS_FLAG_PIXDATA_NEGEDGE,
> };
>
> +static const struct drm_display_mode edt_etm043080dh6gp_mode = {
> + .clock = 10870,
> + .hdisplay = 480,
> + .hsync_start = 480 + 8,
> + .hsync_end = 480 + 8 + 4,
> + .htotal = 480 + 8 + 4 + 41,
> +
> + /*
> + * IWG22M: Y resolution changed for "dc_linuxfb" module crashing while
> + * fb_align
> + */
> +
> + .vdisplay = 288,
> + .vsync_start = 288 + 2,
> + .vsync_end = 288 + 2 + 4,
> + .vtotal = 288 + 2 + 4 + 10,
> + .vrefresh = 60,
> +};
> +
> +static const struct panel_desc edt_etm043080dh6gp = {
> + .modes = &edt_etm043080dh6gp_mode,
> + .num_modes = 1,
> + .bpc = 8,
> + .size = {
> + .width = 100,
> + .height = 65,
> + },
> + .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
> +};
As a minimum you must specify the connector_type too.
If you have the datesheet for the panel then please use
display_timings so you can specify min, typ, max timing.
Sam
> +
> static const struct drm_display_mode edt_etm0430g0dh6_mode = {
> .clock = 9000,
> .hdisplay = 480,
> @@ -3189,6 +3219,9 @@ static const struct of_device_id platform_of_match[] = {
> .compatible = "edt,et035012dm6",
> .data = &edt_et035012dm6,
> }, {
> + .compatible = "edt,etm043080dh6gp",
> + .data = &edt_etm043080dh6gp,
> + }, {
> .compatible = "edt,etm0430g0dh6",
> .data = &edt_etm0430g0dh6,
> }, {
> --
> 2.7.4
>
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